Home / 231,009.40-346,562.70-97,821.10

Finding the Fourth Proportional to 231,009.40, 346,562.70 and 97,821.10

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Solution

The fourth proportional to 231,009.40, 346,562.70 and 97,821.10 is: 146,752.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,009.40 : 346,562.70 = 97,821.10 : x
  2. Step 2: Convert to fraction form
    231,009.40/346,562.70 = 97,821.10/x
  3. Step 3: Cross multiply
    231,009.40x = 346,562.70 × 97,821.10
  4. Step 4: Simplify right side
    231,009.40x = 33,901,144,532.97
  5. Step 5: Solve for x
    x = 33,901,144,532.97/231,009.40
  6. Step 6: Final answer
    x = 146,752.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.